/// <summary>
/// Call ActivateShader from the model/bsp "draw" function. It will set up
/// the appropriate texture stages, etc.
/// </summary>
public bool ActivateShader(int shader_index, ShaderPass pass)
{
bool bDoneProcessing = true;
if (shader_index < UTIL_SHADER_MAX)
{
ActivateUtilShader(shader_index);
}
else
{
switch (m_LookupTable[shader_index].type)
{
case ShaderType.Soso:
TagSoso tsoso = (TagSoso)m_SosoArray[m_LookupTable[shader_index].index];
if (pass == ShaderPass.First)
{
tsoso.Pass1();
bDoneProcessing = true;
}
else if (pass == ShaderPass.Second)
{
tsoso.Pass2();
bDoneProcessing = true;
}
break;
case ShaderType.Shad:
TagShad tshad = (TagShad)m_ShadArray[m_LookupTable[shader_index].index];
tshad.SetupBlendFunction();
tshad.ActivatePass1(ref m_TextureManager);
break;
case ShaderType.Senv:
TagSenv tsenv = (TagSenv)m_SenvArray[m_LookupTable[shader_index].index];
if (pass == ShaderPass.First)
{
tsenv.Pass1();
bDoneProcessing = true;
}
break;
case ShaderType.Schi:
TagSchi tschi = (TagSchi)m_SchiArray[m_LookupTable[shader_index].index];
if (pass == ShaderPass.First)
{
tschi.TwoStage_Pass1();
bDoneProcessing = true;
}
break;
case ShaderType.Scex:
TagScex tscex = (TagScex)m_ScexArray[m_LookupTable[shader_index].index];
if (pass == ShaderPass.First)
{
tscex.Pass1();
bDoneProcessing = true;
}
break;
case ShaderType.Sgla:
TagSgla tsgla = (TagSgla)m_SglaArray[m_LookupTable[shader_index].index];
if (pass == ShaderPass.First)
{
tsgla.Pass1();
bDoneProcessing = true;
}
break;
case ShaderType.Swat:
TagSwat tswat = (TagSwat)m_SwatArray[m_LookupTable[shader_index].index];
if (pass == ShaderPass.First)
{
tswat.Pass1();
bDoneProcessing = true;
}
break;
default:
ShaderBase shdr = new ShaderBase();
shdr.SetupBlendFunction();
break;
}
}
return(bDoneProcessing);
}
